128548413

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9403}}^1$

素因数の和:9454

約数の個数: 36

約数和(自身を含む): 222987648

約数和(自身を除く): 94439235

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 9403, 13671, 28209, 65821, 84627, 197463, 291493, 460747, 592389, 874479, 1382241, 2040451, 2623437, 4146723, 6121353, 14283157, 18364059, 42849471, 128548413]

約数ペア:

[(1, 128548413), (3, 42849471), (7, 18364059), (9, 14283157), (21, 6121353), (31, 4146723), (49, 2623437), (63, 2040451), (93, 1382241), (147, 874479), (217, 592389), (279, 460747), (441, 291493), (651, 197463), (1519, 84627), (1953, 65821), (4557, 28209), (9403, 13671)]